The file ExplanationForPaper.m contains the code that draws the figures in "Periodograms and The Method of Averaged Periodograms."  It also produces many, many other, related figures and performs many related calculations.  By reading through the code and running it, the reader will be able to "experience" the mateiral presented in the article.  The reader will also see material related to the additional application discussed at the end of "The method of averaged periodograms" and just before the section "Numerical examples."